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module NetFSComms {
// Exceptions
exception SystemError {
int syserrno;
};
exception AuthError {
};
exception ConfigError {
};
// Types
struct VFS {
long blockSize;
long fragmentSize;
long blocks;
long freeBlocks;
long availBlocks;
long files;
long freeFiles;
long availFiles;
long FSID;
long flags;
long maxNameLen;
};
struct Attr {
int dev;
long inode;
int mode;
int links;
string uid;
string gid;
int rdev;
long size;
long blockSize;
long blocks;
long atime;
long mtime;
long ctime;
};
struct ReqEnv {
string user;
string grp;
long tok;
};
sequence<byte> Buffer;
sequence<string> NameList;
// Interfaces
interface FileSystem {
idempotent void truncate(ReqEnv env, string path, long size) throws AuthError, SystemError;
idempotent void ftruncate(ReqEnv env, int id, long size) throws AuthError, SystemError;
idempotent Attr fgetattr(ReqEnv env, int id) throws AuthError, SystemError;
void unlink(ReqEnv env, string path) throws AuthError, SystemError;
int open(ReqEnv env, string path, int flags) throws AuthError, SystemError;
int create(ReqEnv env, string path, int flags, int mode) throws AuthError, SystemError;
void close(long tok, int id) throws AuthError, SystemError;
idempotent Buffer read(long tok, int id, long offset, long size) throws AuthError, SystemError;
idempotent void write(long tok, int id, long offset, long size, Buffer data) throws AuthError, SystemError;
int opendir(ReqEnv env, string path) throws AuthError, SystemError;
void closedir(long tok, int id) throws AuthError, SystemError;
idempotent NameList readdir(long tok, int id) throws AuthError, SystemError;
void mkdir(ReqEnv env, string path, int mode) throws AuthError, SystemError;
void rmdir(ReqEnv env, string path) throws AuthError, SystemError;
idempotent VFS statfs(ReqEnv env, string path) throws AuthError, SystemError;
idempotent int access(ReqEnv env, string path, int mode) throws AuthError, SystemError;
idempotent Attr getattr(ReqEnv env, string path) throws AuthError, SystemError;
void symlink(ReqEnv env, string path1, string path2) throws AuthError, SystemError;
void link(ReqEnv env, string path1, string path2) throws AuthError, SystemError;
void rename(ReqEnv env, string from, string to) throws AuthError, SystemError;
idempotent string readlink(ReqEnv env, string path) throws AuthError, SystemError;
idempotent void chmod(ReqEnv env, string path, int mode) throws AuthError, SystemError;
idempotent void chown(ReqEnv env, string path, int uid, int gid) throws AuthError, SystemError;
idempotent void utimens(ReqEnv env, string path, long atime, long atimens, long mtime, long mtimens) throws AuthError, SystemError;
};
interface Service {
long connect(string volume, string auth) throws AuthError, ConfigError;
void disconnect(long tok) throws AuthError;
};
};
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